package com.atjinggu.jinggumail.gateway.config;

import com.alibaba.csp.sentinel.adapter.gateway.sc.callback.BlockRequestHandler;
import com.alibaba.csp.sentinel.adapter.gateway.sc.callback.GatewayCallbackManager;
import com.alibaba.fastjson.JSON;
import com.atjinggu.jinggumail.common.enums.BizCodeEnum;
import com.atjinggu.jinggumail.common.utils.R;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.reactive.function.server.ServerResponse;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

/**
 * @author jingming
 * @Type SentinelGatewayConfig.java
 * @Desc
 * @date 2021/3/29 2:39
 */
@Configuration
public class SentinelGatewayConfig {

    public SentinelGatewayConfig(){
        GatewayCallbackManager.setBlockHandler(new BlockRequestHandler() {
            @Override
            public Mono<ServerResponse> handleRequest(ServerWebExchange serverWebExchange, Throwable throwable) {
                R error = R.error(BizCodeEnum.TO_MANY_REQUEST.getCode(), BizCodeEnum.TO_MANY_REQUEST.getMessage());
                String s = JSON.toJSONString(error);
                Mono<ServerResponse> body = ServerResponse.ok().body(Mono.just(s), String.class);
                return body;
            }
        });
    }
}